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1840-1849::1842 in date 
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From:
John Elliot Drinkwater-Bethune
To:
Sir John Herschel
Date:
14 January [1842]
Source of text:
TxU:H/M-0081; Reel 1087
Summary:

Encloses JB's letter [21 Dec. 1841] to Chancellor of Exchequer [H. Goulburn] advocating adoption of metric system. Hopes [members of Standards Commission] will not consider JB obstinate. Admits that JH's opposition to system has advantage of authority and conservatism.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Robert Grove
Date:
[15 January 1842]
Source of text:
RI
Summary:

Sorry that JH can only send 'very poor' photographic process specimens.

Contributor:
John Herschel Project
From:
Edward Sabine
To:
Sir John Herschel
Date:
[17 January 1842]
Source of text:
RS:HS 15.137
Summary:

Transmits message from [A. T.] Kupffer about setting up an observatory at Hammerfest and details about various apparati. Notes proposal for observatory in northern Siberia. Has ordered 250 copies of the Physical Committee Report.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Christian VIII
Date:
[17 January 1842]
Source of text:
RS:HS 19.87
Summary:

Grateful for being made Knight Commander of the Illustrious Order of Dannebrog, but British rules forbid JH accepting foreign title.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
George Biddell Airy
Date:
[17 January 1842]
Source of text:
RGO 6.693.102
Summary:

Sends a letter from Humphrey Lloyd for GA's comments.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[18 January 1842]
Source of text:
RGO 6.693.103
Summary:

Provides extensive comments, about GA's magnetic instruments and observations, in reply to Humphrey Lloyd's letter [see JH's 1842-1-17].

Contributor:
John Herschel Project
From:
John Frederick William Herschel
To:
George Biddell Airy
Date:
18 January 1842
Source of text:
MM/11/163, Royal Society
Summary:

No summary available.

Contributor:
Royal Society
From:
Sir John Herschel
To:
George Biddell Airy
Date:
1842-1-18 or later
Source of text:
RGO 6.693.105
Summary:

Thanks GA for his comments [see GA's 1842-1-18]; hopes that GA would be willing to have such statements, and other similar statements, made public.

Contributor:
John Herschel Project
From:
Edward Sabine
To:
Sir John Herschel
Date:
[19 January 1842]
Source of text:
RS:HS 15.138
Summary:

Discusses at length and rejects JH's recommendation that communication in scientific projects take place solely by letter and theorization solely by individuals. Mentions subsequent variation in intervals between magnetic observations and disputes between G. B. Airy and Humphrey Lloyd, as well as other difficulties.

Contributor:
John Herschel Project
From:
Francis Baily
To:
Sir John Herschel
Date:
[19 January 1842]
Source of text:
RS:HS 3.223
Summary:

Requesting any information on J. J. Littrow for his obituary notice.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Thomas Maclear
Date:
[20 January 1842]
Source of text:
Cape Archives/Maclear Papers File 100
Summary:

Congratulates TM on work at Zwartland. Fears Cape Results will not be ready within the year.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Francis Baily
Date:
[21 January 1842]
Source of text:
RS:HS 3.224 (C: RS:HS 25.8.45)
Summary:

Regrets that he knows nothing about J. J. Littrow. A new astronomical instrument. Weather has been most unsuitable for observations.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
George Biddell Airy
Date:
[21 January 1842]
Source of text:
RS:HS 1.100 & 22.110
Summary:

Concerning Airy's papers recently submitted [see GA's 1842-1-5]. Hopes he will continue to send a report of his experiments and observations.

Contributor:
John Herschel Project
From:
William Benjamin Carpenter
To:
Sir John Herschel
Date:
[21 January 1842]
Source of text:
RS:HS 5.186
Summary:

Would like JH to write a review of his recent book for the Quarterly Review.

Contributor:
John Herschel Project
From:
Woronzow Greig
To:
John William Lubbock
Date:
21 Jan 1842
Source of text:
G.143, JWL, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[22 January 1842]
Source of text:
RGO 6.693.107
Summary:

Agrees to having GA's views made public [see JH's 1842-1-18 or later] as JH sees fit; comments on aurora and magnetic storm observations.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[22 January 1842]
Source of text:
RGO 6.675.270
Summary:

Comments on whether magnetic observations should be continued.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
George Biddell Airy
Date:
1842-1-22 or later
Source of text:
RGO 6.675.271
Summary:

As many Russian observatories are now involved in magnetic observations, JH thinks the British observations should continue [see GA's 1842-1-22].

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Edward Sabine
Date:
[23 January 1842]
Source of text:
TxU:H/L-0361; Reel 1054
Summary:

JH's reasons for requesting three-year extension of magnetic and meteorological survey from British government and H.E.I.C. Preliminary results from global stations.

Contributor:
John Herschel Project
From:
Charles Robert Darwin
To:
John Stevens Henslow
Date:
[26 Jan 1842]
Source of text:
Archives of the New York Botanical Garden (Charles Finney Cox Collection)
Summary:

CD relates that Robert Brown is anxious to have [C. M.] Leman[n] elected librarian of the Linnean Society and urges JSH to come to vote for him. CD joins in the request.

Contributor:
Darwin Correspondence Project